48     fprintf(stderr,  in usage()
230                     fprintf(stderr, "Invalid argument to --device-size.\n");  in main()
237                     fprintf(stderr, "Invalid argument to --metadata-size.\n");  in main()
243                     fprintf(stderr, "Invalid argument to --metadata-slots.\n");  in main()
249                     fprintf(stderr, "%s\n", res.error().message().c_str());  in main()
263                     fprintf(stderr, "Invalid argument to --alignment-offset.\n");  in main()
270                     fprintf(stderr, "Invalid argument to --alignment.\n");  in main()
280                     fprintf(stderr, "Invalid argument to --block-size.\n");  in main()
288                     fprintf(stderr, "Expected PARTITION=FILE.\n");  in main()
305                     fprintf(stderr, "Block device info has invalid formatting.\n");  in main()
312                     fprintf(stderr, "Block device must have a valid size.\n");  in main()
318                     fprintf(stderr, "Block device must have a valid alignment.\n");  in main()
323                     fprintf(stderr, "Block device must have a valid alignment offset.\n");  in main()
358         fprintf(stderr, "Must specify --device OR --device-size.\n");  in main()
362         fprintf(stderr, "--metadata-size must be more than 0 bytes.\n");  in main()
366         fprintf(stderr, "--metadata-slots must be more than 0.\n");  in main()
370         fprintf(stderr, "--output must specify a valid path.\n");  in main()
374         fprintf(stderr, "Partition table must have at least one entry.\n");  in main()
392         fprintf(stderr, "Invalid metadata parameters.\n");  in main()
406             fprintf(stderr, "Partition info has invalid formatting.\n");  in main()
412             fprintf(stderr, "Partition group must have a valid name.\n");  in main()
418             fprintf(stderr, "Partition group must have a valid maximum size.\n");  in main()
423             fprintf(stderr, "Group name %s already exists.\n", name.c_str());  in main()
432             fprintf(stderr, "Could not add partition: %s\n", partition_info.name.c_str());  in main()
436             fprintf(stderr, "Not enough space on device for partition %s with size %" PRIu64 "\n",  in main()